25. Oil filling distance- - - - -the distance from the oil pipe hanging plane to the drilling disc filling heart.
26. Cover distance- - - - -the distance from the last section of the sleeve to the drilling disc filling heart.
27. Oil pressure- - - -Crude oil flows from the bottom of the well to the wellhead.
28. Cover pressure- - - - - - - - - - - -The compressed gas pressure in the ring space of the oil sleeve. 29. Flow pressure- - - - -The middle pressure of the oil layer measured during the normal production of the oil well.
30. After the static pressure- - - -oil well is put into production, use the short-term closure of the measured middle layer pressure when the well bottom pressure is stable.
31. Production degree- -The ratio of cumulative oil production and geological reserves of the oilfield at a certain time.
32. Oil recovery speed- - - -The ratio of annual oil production to geological reserves.
33. Crude oil density- - - - - - - - - - - -refers to the quality of crude oil per cubic meter under standard conditions (20 degrees, 0.1MPa).
34. Relative density of crude oil- - - - - - - - - - - - -refers to the ratio of the crude oil density to the pure water density of 4 degrees under the ground standard conditions (20 degrees, 0.1MPa).
35.Crude oil solidification point- - - - -lost the maximum flow temperature under certain conditions.
36.Crude oil viscosity- - - - -When crude oil flow, the intermolecular friction resistance.
37.Oil production index- - - - - - - - - -The oil well production pressure difference increases for every 0.1 mpa, the increased oil volume increases.
38. Injection and production balance The amount of injected oil layer is equal to the underground volume of oil produced.
39. Injection-production ratio- - - - - -The ratio of the underground volume of the oilfield injection agent (water, gas) to the underground volume of the extracted liquid volume (oil, gas, water).
40. Water absorption index- - - -daily injection water of injection well under unit injection pressure difference.
41. Water injection strength- - - -The daily injection quantity of the injection well in the oil layer per unit effective thickness.
42. Water content- - - -water content well, the percentage of daily water production and daily liquid water quantity.
43. Suration pressure- - - -The pressure when the gas dissolved in crude oil just begins to separate.
44. Cement return height- - - - -cement rise height between casing and well wall.
45. Artificial well bottom- - - - -The top surface of a section of cement left at the lowest part of the casing.
46. Cement plug- - - - -The cement column from the finished drilling well bottom to the bottom of the artificial well.
47. Oilfield water injection- - - - - - - - - - - -Using water injection Wells to inject water into the oil layer to supplement and maintain the oil layer pressure.
48. Water injection method- - - -refers to the arrangement between the reservoir and the production well according to the characteristics of the oilfield: ① edge, including edge, edge and edge; ② cutting water injection; ③ area, seven point method, seven point method, four point method and nine point method.
Related Products List
Contact Us
Mobile Site
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
Fill in more information so that we can get in touch with you faster
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.